<!DOCTYPE html>
<!--
    Any copyright is dedicated to the Public Domain.
    http://creativecommons.org/licenses/publicdomain/

    This tests that paths are stored in device space. This means that changing
    the transform does not move the points already drawn.
  -->
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
</head>
<body>
<p><canvas width="100" height="100" id="c"></canvas></p>
<script type="text/javascript">
var c = document.getElementById('c').getContext('2d');

c.shadowColor = '#f00';
c.shadowBlur = 4;
c.lineWidth = 2;

c.translate(50, 40);

var d = 30;
c.beginPath();
c.moveTo(d, 0);
for (var n = 0; n < 3; n++) {
  c.rotate(3.14159 / 2);
  c.lineTo(d, 0);
}
c.closePath();
c.stroke();

</script>
</body>
</html>